Warning: Javascript must be enabled to use all the features on this page!


Page Loading - Please Wait...

Click to hideNews Bulletins

Water-Year Summary for Site 12308500

Click to hide Water-Year Summary instructions and information
  • Water-Year Summary reports summarize a year of hydrologic data in a printer-friendly format.
  • For water years 2014 onward, choose a water year and parameter and an on-demand Water-Year Summary report will be generated.
  • For water years 2006 through 2013, choose a water year and an Annual Water Data Report will be provided.
  • For water years 2005 and earlier, Annual Water Data Reports may be available in digital format.
  • Not all sites have reports available for every water year.
Available Parameters
00065 Gage height(Mean)  
99409 Susp sediment,wu,est(Mean)  

Water year 2023: 2022-10-01 to 2023-09-30
 

Print this page
USGS Water-Year Summary 2023
12308500 KOOTENAI RIVER AT CROSSPORT NEAR BONNERS FERRY, ID
LOCATION - Lat 48°42'06", long 116°14'33" referenced to North American Datum of 1983, in NW 1/4 NW 1/4 NW 1/4 sec.29, T.62 N., R.2 E., Boundary County, ID, Hydrologic Unit 17010104, Moyie Springs quad., on left bank, 3.9 miles downstream from Moyie River, 4.2 miles upstream of Bonners Ferry and at mile 157.
DRAINAGE AREA - 12,950 mi².
SURFACE-WATER RECORDS
PERIOD OF RECORD - October 1927 to September 1960 (published as "at Boom Camp"), February 2013 to current year.
GAGE - Water-stage recorder. Datum of gage is 1,700.00 ft. above NAVD 1988. Prior to October 1960 at site 130 ft. downstream, datum of gage was 1700.00 ft. above NGVD 1929, supplementary adjustment of 1947 is 0.04 ft. higher. Datum of gage was 54.08 ft. higher prior to October 8, 1934.
REMARKS - Elevations affected by backwater from Kootenay Lake. Flow regulated by Libby Dam and powerhouse since Mar. 21, 1972.
EXTREMES FOR PERIOD OF RECORD - Maximum elevation, 1,781.38 ft. May 24, 1956; minimum elevation, 1,755.53 ft. December 9, 1936, datum then in use.